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Thomas Farstrike
60 lines
2.1 KiB
Python
60 lines
2.1 KiB
Python
from machine import Pin, I2C
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from qmi8658 import QMI8658
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import time
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import machine
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sensor = QMI8658(I2C(0, sda=machine.Pin(48), scl=machine.Pin(47)))
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templabel = lv.label(subwindow)
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templabel.align(lv.ALIGN.TOP_MID, 0, 10)
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sliderx = lv.slider(subwindow)
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sliderx.align(lv.ALIGN.CENTER, 0, -60)
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slidery = lv.slider(subwindow)
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slidery.align(lv.ALIGN.CENTER, 0, -30)
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sliderz = lv.slider(subwindow)
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sliderz.align(lv.ALIGN.CENTER, 0, 0)
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slidergx = lv.slider(subwindow)
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slidergx.align(lv.ALIGN.CENTER, 0, 30)
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slidergy = lv.slider(subwindow)
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slidergy.align(lv.ALIGN.CENTER, 0, 60)
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slidergz = lv.slider(subwindow)
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slidergz.align(lv.ALIGN.CENTER, 0, 90)
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def map_nonlinear(value: float) -> int:
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# Preserve sign and work with absolute value
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sign = 1 if value >= 0 else -1
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abs_value = abs(value)
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# Apply non-linear transformation (square root) to absolute value
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# Scale input range [0, 200] to [0, sqrt(200)] first
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sqrt_value = (abs_value ** 0.5)
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# Scale to output range [0, 100]
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# Map [0, sqrt(200)] to [50, 100] for positive, [0, 50] for negative
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max_sqrt = 200.0 ** 0.5 # Approx 14.142
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scaled = (sqrt_value / max_sqrt) * 50.0 # Scale to [0, 50]
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return int(50.0 + (sign * scaled)) # Shift to [0, 100]
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canary = lv.obj(subwindow)
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canary.add_flag(lv.obj.FLAG.HIDDEN)
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while canary.get_class():
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#print(f"""{sensor.temperature=} {sensor.acceleration=} {sensor.gyro=}""")
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templabel.set_text(f"Temperature: {sensor.temperature:.2f}")
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ax = sensor.acceleration[0]
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axp = int((ax * 100 + 100)/2)
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ay = sensor.acceleration[1]
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ayp = int((ay * 100 + 100)/2)
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az = sensor.acceleration[2]
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azp = int((az * 100 + 100)/2)
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sliderx.set_value(axp, lv.ANIM.OFF)
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slidery.set_value(ayp, lv.ANIM.OFF)
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sliderz.set_value(azp, lv.ANIM.OFF)
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# values between -200 and 200 => /4 becomes -50 and 50 => +50 becomes 0 and 100
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slidergx.set_value(map_nonlinear(sensor.gyro[0]), lv.ANIM.OFF)
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slidergy.set_value(map_nonlinear(sensor.gyro[1]), lv.ANIM.OFF)
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slidergz.set_value(map_nonlinear(sensor.gyro[2]), lv.ANIM.OFF)
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time.sleep_ms(100)
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